標準號：DIN EN 405-2009
中文標準名稱：呼吸防護器.防毒氣或防毒氣與粉塵的帶閥過濾半罩式面罩.要求,檢驗,標識(包括修改件A1-2009).英文版本DIN EN 405-2009-08
英文標準名稱：Respiratory protective devices - Valved filtering half masks to protect against gases or gases and particles - Requirements, testing, marking (includes Amendment A1:2009); English version of DIN EN 405:2009-08
標準類型：C73
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：C73
國際標準分類號：13.340.30
引用標準：EN 132;EN 134;EN 143;EN 13274-7;EN 14387
適用范圍：This European Standard specifies the performance requirements, test methods and marking requirements forvalved filtering half masks incorporating either gas or combined filters as respiratory protective devices except forescape purposes. It does not cover gas filtering half masks which do not have valves or are fitted only withexhalation valves. It does not cover devices designed for use in circumstances where there is or might be anoxygen deficiency (oxygen less than a volume fraction of 17 %).Laboratory and practical performance tests are included for the assessment of compliance with the requirements.